Home / 31,474.64-43,433.40-17,324.76

Finding the Fourth Proportional to 31,474.64, 43,433.40 and 17,324.76

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Solution

The fourth proportional to 31,474.64, 43,433.40 and 17,324.76 is: 23,907.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,474.64 : 43,433.40 = 17,324.76 : x
  2. Step 2: Convert to fraction form
    31,474.64/43,433.40 = 17,324.76/x
  3. Step 3: Cross multiply
    31,474.64x = 43,433.40 × 17,324.76
  4. Step 4: Simplify right side
    31,474.64x = 752,473,230.98
  5. Step 5: Solve for x
    x = 752,473,230.98/31,474.64
  6. Step 6: Final answer
    x = 23,907.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.